.xaxis path,
.xaxis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.y1axis path,
.y1axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.y2axis path,
.y2axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

